diff --git a/drivers/media/video/videobuf-vmalloc.c b/drivers/media/video/videobuf-vmalloc.c
index cd74341c984fd0cd37678c955e5689b2b55697ea..e01259438bb2755bd8bf284554675145282086aa 100644
--- a/drivers/media/video/videobuf-vmalloc.c
+++ b/drivers/media/video/videobuf-vmalloc.c
@@ -51,7 +51,7 @@ videobuf_vm_open(struct vm_area_struct *vma)
 {
 	struct videobuf_mapping *map = vma->vm_private_data;
 
-	dprintk(2,"vm_open %p [count=%d,vma=%08lx-%08lx]\n",map,
+	dprintk(2,"vm_open %p [count=%u,vma=%08lx-%08lx]\n",map,
 		map->count,vma->vm_start,vma->vm_end);
 
 	map->count++;
@@ -64,7 +64,7 @@ videobuf_vm_close(struct vm_area_struct *vma)
 	struct videobuf_queue *q = map->q;
 	int i;
 
-	dprintk(2,"vm_close %p [count=%d,vma=%08lx-%08lx]\n",map,
+	dprintk(2,"vm_close %p [count=%u,vma=%08lx-%08lx]\n",map,
 		map->count,vma->vm_start,vma->vm_end);
 
 	map->count--;
@@ -221,7 +221,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
 	}
 
 	/* create mapping + update buffer list */
-	map = q->bufs[first]->map = kmalloc(sizeof(struct videobuf_mapping),GFP_KERNEL);
+	map = q->bufs[first]->map = kzalloc(sizeof(struct videobuf_mapping),GFP_KERNEL);
 	if (NULL == map)
 		return -ENOMEM;